Deoxys is a Mythical Pokémon from the Pocket Monsters series, known for its alien origin and DNA-based powers. It appears in several forms, each with different battle capabilities, making it a unique and adaptable character in the franchise. In the anime, Deoxys often serves as a powerful, mysterious, and rare Pokémon that drives major conflict or discovery, especially when humans encounter it in the wild or try to study its abilities.